1.

1. 树疤,树瘤：Brown ash 美国深色白蜡木 | Burl 树疤,树瘤 | Caul 垫板,衬板

2.

2. 述：buried laying 隐埋敷设 | burl 述 | burner 燃烧嘴

3. 节：Burkina Faso 布基纳法索 | burl 节 | burlap 粗麻布

4.

4. 树瘤：有影麦哥利Figured Makore | 树瘤Burl | 橡胶木Rubber wood

1. soft lump or unevenness in a yarn
    either an imperfection or created by design

    Synonym: slubknot

2. a large rounded outgrowth on the trunk or branch of a tree

3. the wood cut from a tree burl or outgrowth
    often used decoratively in veneer

1. remove the burls from cloth